局域網(wǎng)就是在一個(gè)有限的地域范圍內，典型的如在辦公大樓或校園中，將計算機及相關(guān)外設（如打印機）用電纜進(jìn)行物理連結而組成的一個(gè)系統。
A LAN is a system of computers and associated peripherals such as Printers that are physically connected by cable within a limited geographical area-typically in an office building or on a college campus.
這座矮小的房屋被四周高聳的辦公大樓圍困在中間。
The small house was fenced in by high office buildings.
銀行和房屋建筑協(xié)會(huì )在同一座辦公大樓里。
The bank and the building society are in the same office-block.
辦公大樓已有人出價(jià)購買(mǎi)。
The office block is under offer.
